Here are the connection line paths for Nokia X that may useful in troubleshooting a not working Volume control both UP (+) and DOWN (-) button switches. This shows the connection line paths (jumper ways), especially when trying to fix the button switch if severely damaged or the PCB solder pads have been already lifted. You may use a multimeter to trace each of the volume button keys terminals connection across to a component where it is being connected. This solution may also work with Xiaomi Redmi 4A phones.

Problems

Nokia X not turning ON.

Phone heats up even when power is turned OFF, and also it does not power ON.

Randomly Powers OFF itself.

Phone turns OFF when any specific application is accessed.

Hardware Solution:

To fix this problem you may first visually check the button switch assembly for possible damaged. Just replace it, and carefully re-solder it without lifting the PCB board terminal solder pads.

If the said switches assembly seems okay but it still it does not respond or work. Refer to the solution above and locate the highlighted component on the PCB board.

Keep in mind: – The every solution posted on Our website is well tested before by our specialist team, But still, we do not take any responsibility for any damage it may cause to your cell phone. Use these repairing solutions at your own Risk, Thank you.